Electronic cigarette



FIG. 1 is a front perspective view of an electronic cigarette, showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a left-side elevational view thereof, the right-side elevational view being a mirror image thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is an enlarged front elevational view thereof; and,

FIG. 7 is an enlarged rear elevational view thereof.

The broken lines in FIG. 7 illustrate portions of the electronic cigarette which form no part of the claimed design. 

CLAIM I claim the ornamental design for an electronic cigarette, as shown and described. 